Selectivity

Selectivity may refer to:

Psychology and behaviour

 * Choice, making a selection among options
 * Discrimination, the ability to recognize differences
 * Socioemotional selectivity theory, in social psychology

Engineering

 * Selectivity (radio), a measure of the performance of a radio receiver to respond only to the radio signal it is tuned
 * Selectivity (circuit breakers), the coordination of overcurrent protection devices in an electrical installation

Biology

 * Binding selectivity, in pharmacology
 * Functional selectivity, in pharmacology
 * Natural selection, in biology

Chemistry

 * Reactivity–selectivity principle, in general chemistry
 * Chemoselectivity, a term used in organic chemistry to describe reactivity of one functional group in the presence of other groups
 * Stereoselectivity, a term used in organic chemistry to describe the distribution of isomers in reaction products
 * Regioselectivity, a term used in organic chemistry to describe reaction mechanisms and predict reaction products

Mathematics

 * Sensitivity and specificity, in statistical theory